Black holes are one of the most mysterious and fascinating phenomena in the universe. These objects are formed when a massive star runs out of fuel and collapses under its own weight, creating a region of space-time where gravity is so strong that nothing, not even light, can escape. This means that black holes are invisible to the naked eye, and can only be detected through their gravitational effects on nearby matter.... Read More

Delve into the world of Einstein's theory of general relativity with Jeffrey O'Callaghan's captivating book, "Einstein's Explanation of the Unexplainable." Discover the historical context behind this groundbreaking theory and explore its profound implications for our understanding of the universe.... Read More